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Last name Tatsuma (Tatsuma
, تاتسومي) , worldwide, is quite a rare family name. The last name Tatsuma is characteristic of Japan, where it is quite a rare surname, the United Kingdom, where it is an extremely rare surname, and Brazil. Measured by absolute frequency, this name is the most popular in Japan, China, and the United Kingdom. Much less frequently, Tatsuma is the forename as well as the last name.